#!/usr/local/bin/gtkdialog -f

<window title="Shutdown" resizable="false" window_position="2" icon-name="gtk-dialog-info">
<hbox>
  <button tooltip-text="Lock Desktop with Xscreensaver" use-underline="true">
    <label>_Lock Desktop</label>
    <action>xscreensaver-command -lock &</action>
    <action type="exit">lock</action>
  </button>
  <button tooltip-text="Shutdown System Now" use-underline="true">
    <label>_Shutdown System</label>
    <action>sudo shutdown -h now &</action>
    <action type="exit">shutdown</action>
  </button>
  <button tooltip-text="Reboot System Now" use-underline="true">
    <label>_Reboot System</label>
    <action>sudo shutdown -r now &</action>
    <action type="exit">reboot</action>
  </button>
</hbox>
</window>